diff options
| author | Richard Biener <rguenther@suse.de> | 2016-05-24 12:40:01 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2016-05-24 12:40:01 +0000 |
| commit | 30fd2977745d53f282d1560212e3bea07943a937 (patch) | |
| tree | 38872e66995c95e8cbb549b062945e2448f38ed6 /gcc/c/c-parser.c | |
| parent | 37923729c5ab013459a7eeeba5ce53fca75759fe (diff) | |
| download | gcc-30fd2977745d53f282d1560212e3bea07943a937.zip gcc-30fd2977745d53f282d1560212e3bea07943a937.tar.gz gcc-30fd2977745d53f282d1560212e3bea07943a937.tar.bz2 | |
re PR tree-optimization/71253 (ICE during loop distribution w/ -O2 -ftree-loop-distribution)
2016-05-24 Richard Biener <rguenther@suse.de>
PR tree-optimization/71253
* cfganal.h (control_dependences): Make robust against edge
and BB removal.
(control_dependences::control_dependences): Remove edge_list argument.
(control_dependences::get_edge): Remove.
(control_dependences::get_edge_src): Add.
(control_dependences::get_edge_dest): Likewise.
(control_dependences::m_el): Make a vector of edge src/dest index.
* cfganal.c (control_dependences::find_control_dependence): Adjust.
(control_dependences::control_dependences): Likewise.
(control_dependences::~control_dependence): Likewise.
(control_dependences::get_edge): Remove.
(control_dependences::get_edge_src): Add.
(control_dependences::get_edge_dest): Likewise.
* tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
get_edge_src.
(perform_tree_ssa_dce): Adjust.
* tree-loop-distribution.c (create_edge_for_control_dependence): Use
get_edge_src.
(pass_loop_distribution::execute): Adjust. Do loop destroying
conditional on changed.
* gcc.dg/torture/pr71253.c: New testcase.
From-SVN: r236636
Diffstat (limited to 'gcc/c/c-parser.c')
0 files changed, 0 insertions, 0 deletions